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From 11b83bc3da41b78b7b0dd956dda781c1bdd0fb17 Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@amd.com>
Date: Wed, 31 Oct 2018 20:21:55 +0800
Subject: [PATCH 2216/2940] drm/amdgpu: Add new ring interface preempt_ib
Used to trigger preemtption
Acked-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
index 0f497fa213aa..529ba1bdda55 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
@@ -172,6 +172,7 @@ struct amdgpu_ring_funcs {
enum drm_sched_priority priority);
/* Try to soft recover the ring to make the fence signal */
void (*soft_recovery)(struct amdgpu_ring *ring, unsigned vmid);
+ int (*preempt_ib)(struct amdgpu_ring *ring);
};
struct amdgpu_ring {
@@ -250,6 +251,7 @@ struct amdgpu_ring {
#define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib)))
#define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r))
#define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o))
+#define amdgpu_ring_preempt_ib(r) (r)->funcs->preempt_ib(r)
int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw);
void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count);
--
2.17.1
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